definitions Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

beta cells

A

cells in the pancreas which secrete insulin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

cortex

A

outer layer of internal structure or organ

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

endocrine

A

a gland which secretes hormones

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

exocrine

A

a gland which secretes enzymes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

genetically modified

A

a technology which involves inserting DNA into the genome of an organism

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

gland

A

an organ or tissue that synthesises and secretes a chemical messenger such as a hormone into the blood plasma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

glucagon

A

a hormone released when blood glucose levels are too low

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

hormone

A

a chemical messenger which travels directly in the bloodstream

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

insulin

A

a hormone released when blood glucose levels are too high

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

medulla

A

a brain region which controls autonomic functions eg breathing and heart rate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

negative feedback

A

the body’s mechanism for reversing a change so that it returns back to the optimum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

pancreas

A

a gland located behind the stomach which releases hormones to control blood glucose levels and releases enzymes for digestive functioning

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

secretion

A

production and release of a useful substance by a gland or cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

stem cells

A

a cell that can divide (by mitosis) an unlimited number of times

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

type 1 diabetes

A

an autoimmune condition which means the person is unable to produce insulin

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

type 2 diabetes

A

a condition where the receptors of target cells lose response to insulin